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<?php
/*--------------------------------------------------------------------------+
This file is part of eStudy.
messaging/classes/class.userdatamessaging.inc.php
- Module group: Datenauszugsmodul Messaging
- Description:  Class "UserDataMessaging"
- Version:      $Id: class.userdatamessaging.inc.php 2348 2009-06-04 13:29:47Z commana $
- Author(s):    Philipp Hoffmann   <philipp.hoffmann@mni.fh-giessen.de>
-               Bjoern Kasteleiner <bjoern.kasteleiner@mni.fh-giessen.de>
-               Bjoern Rathjens    <bjoern.rathjens@mni.fh-giessen.de>
+---------------------------------------------------------------------------+
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or any later version.
+---------------------------------------------------------------------------+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+--------------------------------------------------------------------------*/

require_once('../user/classes/class.userdataadapter.inc.php');

class UserDataMessaging extends UserDataAdapter {

        private $userID;

        private $data;


        public function getUserData($userID) {
                $this->userID = $userID;
                $this->data = array();

                $this->getInbox();
                $this->getOutbox();

                return $this->data;
        }

        private function getInbox() {
                $query = 'SELECT authorID, date, subject, message, ID'
                .' FROM messaging_inbox WHERE userID = '.$this->userID
                .' ORDER BY date';
                $result = self::executeQuery($query);

                foreach($result as $data) {
                        $this->data[] = array(
                                self::ID         => '1'.$data['ID'], // the 1 is needed to distinguish in/outbox
                                self::DATE       => $data['date'],
                                self::COURSE     => 0,
                                self::HINT       => 'Empfangene Nachricht',
                                self::CONTENT    => '[b]Von:[/b] '.self::userIDtoName($data['authorID'])."\n"
                                        .'[b]An:[/b] '.self::userIDtoName($this->userID)."\n"
                                        .'[b]Betreff:[/b] '
                                        .'[url='.self::getBaseURL().'messaging/messaging_detail.php?type=inbox&messageID='.$data['ID'].']'.$data['subject'].'[/url]'."\n"
                                        .$data['message']
                        );
                }
        }

        private function getOutbox(){
                $query = 'SELECT recipientID, date, subject, message, ID'
                .' FROM messaging_outbox WHERE userID = '.$this->userID
                .' ORDER BY date';
                $result = self::executeQuery($query);

                foreach($result as $data) {
                        $userIDs = explode(';', $data['recipientID']);
                        $userNames = array();
                        foreach($userIDs as $userID) {
                                if (!empty($userID)) {
                                        $userNames[] = self::userIDtoName($userID);
                                }
                        }
                        $userNames = implode(', ', $userNames);

                        $this->data[] = array(
                                self::ID         => '2'.$data['ID'], // the 2 is needed to distinguish in/outbox
                                self::DATE       => $data['date'],
                                self::COURSE     => 0,
                                self::HINT       => 'Gesendete Nachricht',
                                self::CONTENT    => '[b]Von:[/b] '.self::userIDtoName($this->userID)."\n"
                                        .'[b]An:[/b] '.$userNames."\n"
                                        .'[b]Betreff:[/b] '
                                        .'[url='.self::getBaseURL().'messaging/messaging_detail.php?type=outbox&messageID='.$data['ID'].']'.$data['subject'].'[/url]'."\n"
                                        .$data['message']
                        );
                }
        }

        private static function userIDtoName($userID){
                $query = 'SELECT Nachname, Vorname FROM user WHERE ID = '.$userID;
                $result = self::executeQuery($query);

                if (count($result) > 0 && count($result[0]) > 0) {
                        return $result[0]['Vorname'].' '.$result[0]['Nachname'];
                } else {
                        return 'Benutzer-ID: '.$userID;
                }
        }

}
?>

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